/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #1B2A4A;
            --color-primary-light: #2C4068;
            --color-secondary: #C9A84C;
            --color-secondary-hover: #B8942E;
            --color-accent: #E8D5A0;
            --color-bg: #F8F9FC;
            --color-bg-alt: #EEF0F6;
            --color-bg-dark: #141E30;
            --color-text: #2C3E50;
            --color-text-light: #6C7A89;
            --color-text-inverse: #FFFFFF;
            --color-border: #DFE3E8;
            --color-white: #FFFFFF;
            --color-success: #27AE60;
            --color-warning: #F39C12;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(27, 42, 74, 0.06);
            --shadow-md: 0 6px 24px rgba(27, 42, 74, 0.10);
            --shadow-lg: 0 16px 48px rgba(27, 42, 74, 0.14);
            --shadow-xl: 0 24px 64px rgba(27, 42, 74, 0.18);
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 32px;
            --space-lg: 64px;
            --space-xl: 96px;
            --max-width: 1200px;
        }

        /* ===== Reset / Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-md); }
        a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--color-secondary); }
        a:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; border-radius: var(--radius-sm); }
        ul, ol { list-style: none; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; color: var(--color-primary); font-weight: 700; }
        h1 { font-size: 2.6rem; letter-spacing: -0.02em; }
        h2 { font-size: 2.0rem; letter-spacing: -0.01em; }
        h3 { font-size: 1.5rem; }
        h4 { font-size: 1.2rem; }
        p { margin-bottom: 1rem; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-sm); width: 100%; }

        /* ===== Foundation 覆盖 ===== */
        .grid-container { max-width: var(--max-width); padding-left: var(--space-sm); padding-right: var(--space-sm); }
        .grid-x { margin-left: -0.75rem; margin-right: -0.75rem; }
        .cell { padding-left: 0.75rem; padding-right: 0.75rem; }
        .button { transition: var(--transition); font-weight: 600; border-radius: var(--radius-md); padding: 0.85rem 2rem; }
        .button:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
        .button:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(27, 42, 74, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(201, 168, 76, 0.15);
            transition: var(--transition);
        }
        .site-header .grid-x { align-items: center; min-height: 72px; }
        .site-logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-white);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .site-logo i { color: var(--color-secondary); font-size: 1.6rem; }
        .site-logo:hover { color: var(--color-secondary); }
        .nav-list { display: flex; align-items: center; gap: 2px; }
        .nav-list a {
            padding: 0.5rem 1.2rem;
            color: rgba(255,255,255,0.85);
            font-weight: 500;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }
        .nav-list a:hover { color: var(--color-white); background: rgba(201, 168, 76, 0.12); }
        .nav-list a.active { color: var(--color-secondary); background: rgba(201, 168, 76, 0.10); }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-secondary);
            border-radius: 3px;
        }
        .nav-cta .button {
            background: linear-gradient(135deg, var(--color-secondary), #B8942E);
            color: var(--color-white);
            padding: 0.55rem 1.6rem;
            font-size: 0.95rem;
            font-weight: 700;
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 16px rgba(201, 168, 76, 0.30);
            border: none;
            margin-left: 12px;
            white-space: nowrap;
        }
        .nav-cta .button:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 8px 28px rgba(201, 168, 76, 0.40); }
        .nav-toggle { display: none; background: none; color: var(--color-white); font-size: 1.8rem; padding: 0.3rem 0.6rem; cursor: pointer; border-radius: var(--radius-sm); }
        .nav-toggle:hover { background: rgba(255,255,255,0.08); }

        /* ===== Hero 首屏 ===== */
        .hero-section {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 20px 80px;
            background: linear-gradient(135deg, rgba(27,42,74,0.92) 0%, rgba(20,30,48,0.88) 100%), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            color: var(--color-white);
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(201,168,76,0.10) 0%, transparent 60%);
            pointer-events: none;
        }
        .hero-content { position: relative; z-index: 2; max-width: 880px; margin: 0 auto; }
        .hero-badge {
            display: inline-block;
            background: rgba(201,168,76,0.18);
            border: 1px solid rgba(201,168,76,0.30);
            padding: 0.4rem 1.6rem;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            color: var(--color-accent);
            letter-spacing: 0.04em;
            margin-bottom: 1.8rem;
            backdrop-filter: blur(4px);
        }
        .hero-section h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 1.2rem;
            line-height: 1.25;
            letter-spacing: -0.02em;
            text-shadow: 0 2px 20px rgba(0,0,0,0.20);
        }
        .hero-section h1 span { color: var(--color-secondary); }
        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255,255,255,0.80);
            max-width: 680px;
            margin: 0 auto 2.4rem;
            line-height: 1.7;
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
        .hero-actions .button-primary {
            background: linear-gradient(135deg, var(--color-secondary), #B8942E);
            color: var(--color-white);
            padding: 1rem 2.6rem;
            font-size: 1.1rem;
            font-weight: 700;
            border-radius: var(--radius-xl);
            box-shadow: 0 8px 30px rgba(201,168,76,0.35);
        }
        .hero-actions .button-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(201,168,76,0.45); }
        .hero-actions .button-outline {
            background: transparent;
            color: var(--color-white);
            border: 2px solid rgba(255,255,255,0.40);
            padding: 1rem 2.6rem;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: var(--radius-xl);
            backdrop-filter: blur(4px);
        }
        .hero-actions .button-outline:hover { background: rgba(255,255,255,0.10); border-color: var(--color-secondary); color: var(--color-secondary); }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 40px 60px;
            margin-top: 3.6rem;
            padding-top: 2.4rem;
            border-top: 1px solid rgba(255,255,255,0.10);
        }
        .hero-stat-item { text-align: center; }
        .hero-stat-item .num { font-size: 2.2rem; font-weight: 800; color: var(--color-secondary); display: block; line-height: 1.2; }
        .hero-stat-item .label { font-size: 0.85rem; color: rgba(255,255,255,0.60); text-transform: uppercase; letter-spacing: 0.05em; }

        /* ===== 通用板块 ===== */
        .section { padding: var(--space-lg) 0; }
        .section-alt { background: var(--color-bg-alt); }
        .section-dark { background: var(--color-bg-dark); color: var(--color-white); }
        .section-title {
            text-align: center;
            margin-bottom: var(--space-md);
        }
        .section-title h2 { margin-bottom: 0.6rem; }
        .section-title p { color: var(--color-text-light); max-width: 620px; margin: 0 auto; font-size: 1.05rem; }
        .section-dark .section-title h2 { color: var(--color-white); }
        .section-dark .section-title p { color: rgba(255,255,255,0.65); }

        /* ===== 卡片通用 ===== */
        .card-base {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-base:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
        .card-base img { width: 100%; height: 200px; object-fit: cover; border-radius: var(--radius-md) var(--radius-md) 0 0; }
        .card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
        .card-body h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
        .card-body p { color: var(--color-text-light); font-size: 0.92rem; line-height: 1.6; flex: 1; }
        .card-body .badge {
            display: inline-block;
            background: rgba(201,168,76,0.12);
            color: var(--color-secondary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.2rem 0.8rem;
            border-radius: var(--radius-xl);
            margin-bottom: 0.8rem;
            align-self: flex-start;
        }
        .card-footer-link {
            margin-top: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .card-footer-link i { transition: var(--transition); font-size: 0.8rem; }
        .card-footer-link:hover i { transform: translateX(4px); }

        /* ===== 关于板块 ===== */
        .about-grid { display: flex; flex-wrap: wrap; gap: 40px; align-items: center; }
        .about-grid .about-text { flex: 1 1 50%; min-width: 300px; }
        .about-grid .about-image { flex: 1 1 40%; min-width: 280px; }
        .about-grid .about-image img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; }
        .about-text h2 { margin-bottom: 1rem; }
        .about-text p { color: var(--color-text-light); font-size: 1.02rem; line-height: 1.8; }
        .about-features { display: flex; flex-wrap: wrap; gap: 16px 32px; margin-top: 1.6rem; }
        .about-features li { display: flex; align-items: center; gap: 10px; font-weight: 500; color: var(--color-primary); }
        .about-features li i { color: var(--color-success); font-size: 1.1rem; }

        /* ===== 服务卡片网格 ===== */
        .service-grid { display: flex; flex-wrap: wrap; gap: 24px; }
        .service-grid .cell-item { flex: 1 1 calc(33.333% - 16px); min-width: 260px; }
        .service-card { background: var(--color-white); border-radius: var(--radius-md); padding: 2rem 1.6rem; box-shadow: var(--shadow-sm); transition: var(--transition); text-align: center; height: 100%; border: 1px solid var(--color-border); }
        .service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--color-secondary); }
        .service-card .icon { font-size: 2.4rem; color: var(--color-secondary); margin-bottom: 1rem; }
        .service-card h3 { font-size: 1.15rem; margin-bottom: 0.6rem; }
        .service-card p { color: var(--color-text-light); font-size: 0.9rem; line-height: 1.6; }

        /* ===== 优势 / 统计 ===== */
        .advantage-grid { display: flex; flex-wrap: wrap; gap: 30px; justify-content: center; }
        .advantage-item { flex: 1 1 200px; min-width: 160px; text-align: center; padding: 1.6rem 1rem; }
        .advantage-item .num { font-size: 2.8rem; font-weight: 800; color: var(--color-secondary); line-height: 1.2; }
        .advantage-item .label { font-size: 0.95rem; color: rgba(255,255,255,0.75); margin-top: 0.4rem; }
        .advantage-item .desc { font-size: 0.82rem; color: rgba(255,255,255,0.50); margin-top: 0.3rem; }

        /* ===== CMS 资讯列表 ===== */
        .news-grid { display: flex; flex-wrap: wrap; gap: 24px; }
        .news-grid .cell-item { flex: 1 1 calc(33.333% - 16px); min-width: 280px; }
        .news-card { background: var(--color-white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); overflow: hidden; transition: var(--transition); height: 100%; display: flex; flex-direction: column; border: 1px solid var(--color-border); }
        .news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--color-secondary); }
        .news-card img { width: 100%; height: 190px; object-fit: cover; }
        .news-card .news-body { padding: 1.4rem 1.5rem; flex: 1; display: flex; flex-direction: column; }
        .news-card .news-meta { display: flex; gap: 12px; font-size: 0.78rem; color: var(--color-text-light); margin-bottom: 0.6rem; }
        .news-card .news-meta .cat { background: rgba(201,168,76,0.12); color: var(--color-secondary); padding: 0.15rem 0.7rem; border-radius: var(--radius-xl); font-weight: 500; }
        .news-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; line-height: 1.4; }
        .news-card h3 a { color: var(--color-primary); }
        .news-card h3 a:hover { color: var(--color-secondary); }
        .news-card p { color: var(--color-text-light); font-size: 0.88rem; line-height: 1.6; flex: 1; }
        .news-card .read-more { margin-top: 0.8rem; font-size: 0.85rem; font-weight: 600; color: var(--color-primary); display: inline-flex; align-items: center; gap: 4px; }
        .news-card .read-more:hover { color: var(--color-secondary); }
        .news-empty { text-align: center; padding: 3rem 1rem; color: var(--color-text-light); background: var(--color-white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
        .news-empty i { font-size: 2.4rem; color: var(--color-border); margin-bottom: 1rem; display: block; }

        /* ===== 用户评价 ===== */
        .testimonial-grid { display: flex; flex-wrap: wrap; gap: 24px; justify-content: center; }
        .testimonial-grid .cell-item { flex: 1 1 calc(33.333% - 16px); min-width: 260px; }
        .testimonial-card { background: var(--color-white); border-radius: var(--radius-md); padding: 1.8rem; box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); transition: var(--transition); }
        .testimonial-card:hover { box-shadow: var(--shadow-md); }
        .testimonial-card .stars { color: #F1C40F; font-size: 0.9rem; margin-bottom: 0.8rem; }
        .testimonial-card blockquote { font-style: normal; color: var(--color-text); font-size: 0.95rem; line-height: 1.7; margin-bottom: 1rem; }
        .testimonial-card .author { display: flex; align-items: center; gap: 12px; }
        .testimonial-card .author .avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--color-primary-light); color: var(--color-white); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.1rem; }
        .testimonial-card .author .name { font-weight: 600; font-size: 0.9rem; color: var(--color-primary); }
        .testimonial-card .author .role { font-size: 0.78rem; color: var(--color-text-light); }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-md); }
        .faq-question {
            padding: 1.2rem 1.6rem;
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            width: 100%;
            text-align: left;
            border: none;
            transition: var(--transition);
        }
        .faq-question:hover { color: var(--color-secondary); }
        .faq-question i { transition: var(--transition); font-size: 1rem; color: var(--color-text-light); }
        .faq-item.active .faq-question i { transform: rotate(180deg); color: var(--color-secondary); }
        .faq-answer {
            padding: 0 1.6rem 1.2rem;
            color: var(--color-text-light);
            line-height: 1.7;
            font-size: 0.95rem;
            display: none;
        }
        .faq-item.active .faq-answer { display: block; }

        /* ===== CTA 板块 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0F1A2E 100%);
            padding: var(--space-lg) 0;
            text-align: center;
            color: var(--color-white);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: radial-gradient(ellipse at 70% 50%, rgba(201,168,76,0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section .container { position: relative; z-index: 2; }
        .cta-section h2 { color: var(--color-white); font-size: 2.2rem; margin-bottom: 0.8rem; }
        .cta-section p { color: rgba(255,255,255,0.70); max-width: 600px; margin: 0 auto 2rem; font-size: 1.05rem; }
        .cta-section .button { background: var(--color-secondary); color: var(--color-white); padding: 1rem 3rem; font-size: 1.1rem; font-weight: 700; border-radius: var(--radius-xl); box-shadow: 0 8px 30px rgba(201,168,76,0.30); }
        .cta-section .button:hover { background: var(--color-secondary-hover); transform: translateY(-3px); box-shadow: 0 12px 40px rgba(201,168,76,0.40); }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0F1A2E;
            color: rgba(255,255,255,0.65);
            padding: var(--space-md) 0 var(--space-sm);
            border-top: 1px solid rgba(201,168,76,0.10);
        }
        .site-footer .footer-grid { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; }
        .site-footer .footer-brand { flex: 1 1 280px; }
        .site-footer .footer-brand .logo { font-size: 1.3rem; font-weight: 800; color: var(--color-white); display: flex; align-items: center; gap: 8px; margin-bottom: 0.8rem; }
        .site-footer .footer-brand .logo i { color: var(--color-secondary); }
        .site-footer .footer-brand p { font-size: 0.88rem; line-height: 1.7; color: rgba(255,255,255,0.55); }
        .site-footer .footer-links { flex: 1 1 160px; }
        .site-footer .footer-links h4 { color: var(--color-white); font-size: 1rem; margin-bottom: 0.8rem; font-weight: 600; }
        .site-footer .footer-links a { display: block; color: rgba(255,255,255,0.55); font-size: 0.88rem; padding: 0.25rem 0; transition: var(--transition); }
        .site-footer .footer-links a:hover { color: var(--color-secondary); padding-left: 4px; }
        .site-footer .footer-bottom {
            margin-top: var(--space-md);
            padding-top: var(--space-sm);
            border-top: 1px solid rgba(255,255,255,0.06);
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.35);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.7rem; }
            .hero-section h1 { font-size: 2.6rem; }
            .service-grid .cell-item { flex: 1 1 calc(50% - 12px); }
            .news-grid .cell-item { flex: 1 1 calc(50% - 12px); }
            .testimonial-grid .cell-item { flex: 1 1 calc(50% - 12px); }
        }
        @media (max-width: 768px) {
            .nav-list { display: none; }
            .nav-toggle { display: block; }
            .nav-list.open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: var(--color-primary); padding: 1rem; border-bottom: 1px solid rgba(201,168,76,0.15); gap: 4px; }
            .nav-list.open a { padding: 0.8rem 1.2rem; width: 100%; }
            .nav-list.open a.active::after { display: none; }
            .nav-cta .button { padding: 0.45rem 1.2rem; font-size: 0.85rem; }
            .hero-section { min-height: 70vh; padding: 100px 16px 60px; }
            .hero-section h1 { font-size: 2rem; }
            .hero-subtitle { font-size: 1rem; }
            .hero-stats { gap: 24px 32px; }
            .hero-stat-item .num { font-size: 1.8rem; }
            .about-grid .about-text, .about-grid .about-image { flex: 1 1 100%; }
            .service-grid .cell-item { flex: 1 1 100%; }
            .news-grid .cell-item { flex: 1 1 100%; }
            .testimonial-grid .cell-item { flex: 1 1 100%; }
            .section-title h2 { font-size: 1.6rem; }
            .cta-section h2 { font-size: 1.7rem; }
            .site-footer .footer-grid { flex-direction: column; gap: 24px; }
        }
        @media (max-width: 520px) {
            .hero-section h1 { font-size: 1.6rem; }
            .hero-actions .button-primary, .hero-actions .button-outline { padding: 0.8rem 1.8rem; font-size: 0.95rem; width: 100%; }
            .hero-stats { flex-direction: column; gap: 16px; }
            .section { padding: var(--space-md) 0; }
            .site-logo { font-size: 1.1rem; }
            .site-logo i { font-size: 1.3rem; }
        }

        /* ===== 工具类 ===== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: var(--space-sm); }
        .mt-2 { margin-top: var(--space-md); }
        .mb-1 { margin-bottom: var(--space-sm); }
        .mb-2 { margin-bottom: var(--space-md); }
        .gap-sm { gap: 12px; }
        .gap-md { gap: 24px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .rounded-full { border-radius: 9999px; }
        .shadow-hover { transition: var(--transition); }
        .shadow-hover:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

/* roulang page: article */
:root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #457b9d;
            --accent: #f4a261;
            --bg-light: #f8f9fa;
            --bg-dark: #0d1b2a;
            --text-dark: #1a1a2e;
            --text-muted: #6c757d;
            --text-light: #f1faee;
            --border-color: #dee2e6;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.10);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.14);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
        }
        *,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            color: var(--text-dark);
            background: #ffffff;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        .grid-container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

        /* Header & Nav */
        .site-header {
            background: rgba(255,255,255,0.97);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.06);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.04);
        }
        .site-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-logo i { font-size: 1.6rem; color: var(--primary); }
        .site-logo:hover { color: var(--primary-dark); }
        .nav-list { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
        .nav-list a {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-dark);
            transition: var(--transition);
            position: relative;
        }
        .nav-list a:hover { background: rgba(230,57,70,0.08); color: var(--primary); }
        .nav-list a.active { color: var(--primary); font-weight: 600; }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .nav-cta { display: flex; align-items: center; gap: 12px; }
        .nav-cta .button {
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            padding: 10px 28px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(230,57,70,0.3);
        }
        .nav-cta .button:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(230,57,70,0.45);
            transform: translateY(-2px);
        }
        .nav-toggle { display: none; background: none; border: none; font-size: 1.6rem; color: var(--text-dark); cursor: pointer; padding: 4px 8px; border-radius: var(--radius-sm); }
        .nav-toggle:hover { background: rgba(0,0,0,0.04); }

        /* Hero Article */
        .article-hero {
            position: relative;
            padding: 100px 0 80px;
            background: linear-gradient(135deg, #0d1b2a 0%, #1b2838 50%, #0d1b2a 100%);
            overflow: hidden;
            min-height: 340px;
            display: flex;
            align-items: center;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13,27,42,0.70) 0%, rgba(13,27,42,0.92) 100%);
            z-index: 1;
        }
        .article-hero .grid-container { position: relative; z-index: 2; width: 100%; }
        .article-hero .breadcrumb {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.6);
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .article-hero .breadcrumb a { color: rgba(255,255,255,0.7); }
        .article-hero .breadcrumb a:hover { color: #fff; }
        .article-hero .breadcrumb span { color: rgba(255,255,255,0.4); }
        .article-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            max-width: 900px;
            margin-bottom: 24px;
            text-shadow: 0 2px 20px rgba(0,0,0,0.3);
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255,255,255,0.75);
            font-size: 0.95rem;
        }
        .article-meta i { margin-right: 6px; color: var(--primary-light); }
        .article-meta .category-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* Article Content */
        .article-main { padding: 60px 0; background: #fff; }
        .article-body {
            max-width: 820px;
            margin: 0 auto;
            font-size: 1.08rem;
            line-height: 1.9;
            color: var(--text-dark);
        }
        .article-body p { margin-bottom: 1.4em; }
        .article-body h2, .article-body h3, .article-body h4 {
            margin-top: 2em;
            margin-bottom: 0.8em;
            font-weight: 700;
            color: var(--secondary);
        }
        .article-body h2 { font-size: 1.6rem; }
        .article-body h3 { font-size: 1.3rem; }
        .article-body ul, .article-body ol { margin-bottom: 1.4em; padding-left: 1.8em; }
        .article-body li { margin-bottom: 0.4em; }
        .article-body img { border-radius: var(--radius-md); margin: 2em 0; box-shadow: var(--shadow-md); }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            padding: 16px 24px;
            margin: 2em 0;
            background: #f8f9fa;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: #555;
        }
        .article-body a { color: var(--primary); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }
        .article-body a:hover { color: var(--primary-dark); }

        .article-footer-bar {
            max-width: 820px;
            margin: 40px auto 0;
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .article-footer-bar .share-links { display: flex; gap: 10px; }
        .article-footer-bar .share-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-light);
            color: var(--text-muted);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .article-footer-bar .share-links a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

        /* Not Found */
        .article-notfound {
            text-align: center;
            padding: 80px 20px;
        }
        .article-notfound i { font-size: 4rem; color: var(--text-muted); margin-bottom: 24px; display: block; }
        .article-notfound h2 { font-size: 2rem; color: var(--secondary); margin-bottom: 16px; }
        .article-notfound p { color: var(--text-muted); font-size: 1.1rem; }
        .article-notfound .button {
            margin-top: 24px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            padding: 12px 36px;
            font-weight: 600;
        }
        .article-notfound .button:hover { background: var(--primary-dark); }

        /* Related Section */
        .related-section { background: var(--bg-light); padding: 70px 0; }
        .related-section .section-title { text-align: center; margin-bottom: 48px; }
        .related-section .section-title h2 { font-size: 2rem; font-weight: 700; color: var(--secondary); }
        .related-section .section-title p { color: var(--text-muted); max-width: 600px; margin: 12px auto 0; }
        .related-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); }
        .related-card .card-img { height: 200px; overflow: hidden; }
        .related-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
        .related-card:hover .card-img img { transform: scale(1.05); }
        .related-card .card-body { padding: 22px 24px; flex: 1; display: flex; flex-direction: column; }
        .related-card .card-body h3 { font-size: 1.1rem; font-weight: 700; color: var(--secondary); margin-bottom: 10px; line-height: 1.4; }
        .related-card .card-body p { font-size: 0.9rem; color: var(--text-muted); flex: 1; margin-bottom: 14px; }
        .related-card .card-body .btn-text { color: var(--primary); font-weight: 600; font-size: 0.9rem; display: flex; align-items: center; gap: 6px; }
        .related-card .card-body .btn-text i { transition: var(--transition); }
        .related-card .card-body .btn-text:hover i { transform: translateX(4px); }

        /* FAQ */
        .faq-section { padding: 70px 0; background: #fff; }
        .faq-section .section-title { text-align: center; margin-bottom: 48px; }
        .faq-section .section-title h2 { font-size: 2rem; font-weight: 700; color: var(--secondary); }
        .faq-section .section-title p { color: var(--text-muted); max-width: 600px; margin: 12px auto 0; }
        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); }
        .faq-question {
            padding: 18px 24px;
            background: #fff;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-sans);
        }
        .faq-question:hover { background: #f8f9fa; color: var(--primary); }
        .faq-question i { transition: var(--transition); color: var(--primary); font-size: 0.9rem; }
        .faq-question.active i { transform: rotate(180deg); }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-muted);
            line-height: 1.8;
            display: none;
            font-size: 0.98rem;
        }
        .faq-answer.show { display: block; }

        /* CTA */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--secondary) 0%, #0d1b2a 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.06;
            z-index: 0;
        }
        .cta-section .grid-container { position: relative; z-index: 1; }
        .cta-section h2 { font-size: 2.2rem; font-weight: 700; color: #fff; margin-bottom: 16px; }
        .cta-section p { font-size: 1.1rem; color: rgba(255,255,255,0.75); max-width: 640px; margin: 0 auto 32px; }
        .cta-section .button {
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            padding: 16px 48px;
            font-size: 1.1rem;
            font-weight: 700;
            border: none;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(230,57,70,0.35);
        }
        .cta-section .button:hover {
            background: var(--primary-dark);
            box-shadow: 0 8px 32px rgba(230,57,70,0.5);
            transform: translateY(-3px);
        }

        /* Footer */
        .site-footer {
            background: #0d1b2a;
            color: rgba(255,255,255,0.75);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo { font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
        .footer-brand .logo i { color: var(--primary); }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.6); }
        .footer-links h4 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 16px; }
        .footer-links a { display: block; padding: 5px 0; font-size: 0.9rem; color: rgba(255,255,255,0.6); transition: var(--transition); }
        .footer-links a:hover { color: var(--primary); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            font-size: 0.85rem;
            text-align: center;
            color: rgba(255,255,255,0.4);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .article-hero h1 { font-size: 2.2rem; }
        }
        @media (max-width: 768px) {
            .nav-list { display: none; flex-direction: column; width: 100%; background: #fff; position: absolute; top: 100%; left: 0; padding: 16px 20px; box-shadow: var(--shadow-md); border-radius: 0 0 var(--radius-md) var(--radius-md); }
            .nav-list.open { display: flex; }
            .nav-list a { padding: 12px 16px; width: 100%; border-radius: var(--radius-sm); }
            .nav-list a.active::after { display: none; }
            .nav-toggle { display: inline-block; }
            .nav-cta .button { display: none; }
            .article-hero { padding: 70px 0 50px; min-height: 260px; }
            .article-hero h1 { font-size: 1.8rem; }
            .article-body { font-size: 1rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 30px; }
            .cta-section h2 { font-size: 1.6rem; }
            .related-section .section-title h2 { font-size: 1.6rem; }
            .faq-section .section-title h2 { font-size: 1.6rem; }
        }
        @media (max-width: 520px) {
            .article-hero h1 { font-size: 1.4rem; }
            .article-meta { gap: 12px; font-size: 0.85rem; flex-direction: column; }
            .article-body { font-size: 0.95rem; }
            .related-card .card-body { padding: 16px 18px; }
            .cta-section { padding: 50px 20px; }
            .cta-section h2 { font-size: 1.3rem; }
            .cta-section .button { padding: 12px 28px; font-size: 0.95rem; }
        }

        /* Utility */
        .text-center { text-align: center; }
        .mt-2 { margin-top: 20px; }
        .mb-2 { margin-bottom: 20px; }
        .gap-1 { gap: 16px; }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --color-primary: #1a237e;
            --color-primary-light: #283593;
            --color-primary-dark: #0d1452;
            --color-accent: #ff6f00;
            --color-accent-light: #ff8f00;
            --color-accent-dark: #e65100;
            --color-bg: #f5f7fa;
            --color-bg-alt: #eef0f5;
            --color-bg-dark: #1a1a2e;
            --color-text: #1a1a2e;
            --color-text-light: #6c757d;
            --color-text-inverse: #ffffff;
            --color-border: #dde1e8;
            --color-border-light: #e8ecf2;
            --color-shadow: rgba(0, 0, 0, 0.06);
            --color-shadow-hover: rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-card: 0 2px 12px var(--color-shadow);
            --shadow-card-hover: 0 8px 30px var(--color-shadow-hover);
            --shadow-button: 0 4px 14px rgba(255, 111, 0, 0.35);
            --shadow-button-hover: 0 6px 24px rgba(255, 111, 0, 0.50);
            --transition-fast: 0.20s ease;
            --transition-med: 0.35s ease;
            --transition-slow: 0.50s ease;
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
            --section-spacing: 80px;
            --section-spacing-sm: 48px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            color: var(--color-text);
            background: var(--color-bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        a:focus-visible {
            outline: 3px solid var(--color-accent-light);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--color-accent-light);
            outline-offset: 2px;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== Typography ===== */
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 0.5em;
        }
        h1 {
            font-size: 2.8rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2.0rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
        }
        p {
            margin-bottom: 1em;
            color: var(--color-text-light);
        }
        .section-title {
            text-align: center;
            margin-bottom: 0.5em;
        }
        .section-subtitle {
            text-align: center;
            font-size: 1.1rem;
            color: var(--color-text-light);
            max-width: 680px;
            margin: 0 auto 2.5rem auto;
        }
        .text-accent {
            color: var(--color-accent);
        }
        .text-primary {
            color: var(--color-primary);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
            height: var(--header-height);
            transition: background var(--transition-med);
        }
        .site-header .grid-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary) !important;
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .site-logo i {
            font-size: 1.5rem;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
        }
        .site-logo:hover i {
            transform: rotate(-8deg) scale(1.1);
        }
        .site-logo:hover {
            color: var(--color-primary) !important;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-light);
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast), color var(--transition-fast);
            white-space: nowrap;
        }
        .nav-list a:hover {
            background: rgba(26, 35, 126, 0.06);
            color: var(--color-primary);
        }
        .nav-list a.active {
            background: rgba(26, 35, 126, 0.10);
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-cta .button {
            margin: 0;
            padding: 10px 24px;
            font-size: 0.90rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: var(--shadow-button);
            white-space: nowrap;
        }
        .nav-cta .button:hover {
            background: var(--color-accent-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-button-hover);
            color: #fff;
        }
        .nav-cta .button:active {
            transform: translateY(0);
            box-shadow: var(--shadow-button);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .nav-toggle:hover {
            background: rgba(0, 0, 0, 0.05);
        }

        /* ===== Hero ===== */
        .hero {
            padding: calc(var(--header-height) + 60px) 0 80px 0;
            background: linear-gradient(135deg, rgba(26, 35, 126, 0.92) 0%, rgba(13, 20, 82, 0.88) 100%), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            color: var(--color-text-inverse);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 80px;
            background: linear-gradient(to top, var(--color-bg), transparent);
            pointer-events: none;
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.4em;
            letter-spacing: -0.03em;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.30);
        }
        .hero .hero-sub {
            font-size: 1.25rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 720px;
            margin: 0 auto 2rem auto;
            line-height: 1.8;
            font-weight: 400;
        }
        .hero .hero-badge {
            display: inline-block;
            padding: 6px 20px;
            background: rgba(255, 111, 0, 0.20);
            border: 1px solid rgba(255, 111, 0, 0.40);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.95);
            margin-bottom: 1.5rem;
            backdrop-filter: blur(4px);
        }
        .hero .button.large {
            padding: 16px 40px;
            font-size: 1.05rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: var(--color-accent);
            color: #fff;
            border: none;
            box-shadow: var(--shadow-button);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .hero .button.large:hover {
            background: var(--color-accent-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow-button-hover);
            color: #fff;
        }
        .hero .button.large:active {
            transform: translateY(0);
        }
        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 3rem;
            flex-wrap: wrap;
        }
        .hero-stats .stat-item {
            text-align: center;
            color: rgba(255, 255, 255, 0.90);
        }
        .hero-stats .stat-number {
            font-size: 2.0rem;
            font-weight: 700;
            color: #fff;
            display: block;
            line-height: 1.2;
        }
        .hero-stats .stat-label {
            font-size: 0.85rem;
            opacity: 0.80;
            margin-top: 4px;
        }

        /* ===== Section Spacing ===== */
        .section {
            padding: var(--section-spacing) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-inverse);
        }
        .section-dark .section-title,
        .section-dark .section-subtitle {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }

        /* ===== Cards ===== */
        .card {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }
        .card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 24px 20px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body h3 {
            font-size: 1.20rem;
            margin-bottom: 0.4em;
        }
        .card-body p {
            font-size: 0.95rem;
            color: var(--color-text-light);
            flex: 1;
            margin-bottom: 0.8em;
        }
        .card-tag {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(26, 35, 126, 0.08);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 50px;
            margin-bottom: 12px;
            align-self: flex-start;
        }
        .card .button.small {
            align-self: flex-start;
            padding: 8px 20px;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            border: none;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }
        .card .button.small:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 28px;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 36px 28px 32px 28px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-card .icon {
            font-size: 2.4rem;
            color: var(--color-accent);
            margin-bottom: 16px;
            display: block;
        }
        .feature-card h3 {
            font-size: 1.20rem;
            margin-bottom: 0.5em;
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--color-text-light);
            margin-bottom: 0;
        }

        /* ===== Sports Categories ===== */
        .sport-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }
        .sport-card {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            background: #fff;
            position: relative;
        }
        .sport-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }
        .sport-card img {
            width: 100%;
            aspect-ratio: 16 / 11;
            object-fit: cover;
            display: block;
        }
        .sport-card .sport-info {
            padding: 20px 20px 24px 20px;
        }
        .sport-card .sport-info h3 {
            font-size: 1.15rem;
            margin-bottom: 0.3em;
        }
        .sport-card .sport-info p {
            font-size: 0.90rem;
            color: var(--color-text-light);
            margin-bottom: 0.6em;
        }
        .sport-card .sport-badge {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(255, 111, 0, 0.12);
            color: var(--color-accent-dark);
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 50px;
        }

        /* ===== Process / Steps ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            counter-reset: step-counter;
        }
        .process-step {
            text-align: center;
            padding: 32px 20px 28px 20px;
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            position: relative;
        }
        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 16px;
            transition: transform var(--transition-fast);
        }
        .process-step:hover .step-number {
            transform: scale(1.10);
        }
        .process-step h3 {
            font-size: 1.10rem;
            margin-bottom: 0.4em;
        }
        .process-step p {
            font-size: 0.90rem;
            color: var(--color-text-light);
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1.00rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #fff;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--color-text);
            transition: background var(--transition-fast);
            gap: 12px;
        }
        .faq-question:hover {
            background: rgba(26, 35, 126, 0.03);
        }
        .faq-question i {
            color: var(--color-accent);
            font-size: 1.1rem;
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px 24px;
            font-size: 0.95rem;
            color: var(--color-text-light);
            line-height: 1.8;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            padding: 72px 0;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2.2rem;
            margin-bottom: 0.5em;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.80);
            font-size: 1.10rem;
            max-width: 600px;
            margin: 0 auto 2rem auto;
        }
        .cta-section .button.large {
            padding: 16px 44px;
            font-size: 1.05rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: var(--color-accent);
            color: #fff;
            border: none;
            box-shadow: var(--shadow-button);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .cta-section .button.large:hover {
            background: var(--color-accent-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow-button-hover);
            color: #fff;
        }
        .cta-section .button.large:active {
            transform: translateY(0);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 32px 0;
            font-size: 0.90rem;
        }
        .site-footer .grid-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 28px;
        }
        .footer-brand .logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand .logo i {
            color: var(--color-accent);
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.60);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .footer-links h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.60);
            margin-bottom: 10px;
            transition: color var(--transition-fast), padding-left var(--transition-fast);
            font-size: 0.88rem;
        }
        .footer-links a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-bottom {
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ===== Mobile Nav ===== */
        @media (max-width: 1023px) {
            .nav-list {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                border-bottom: 1px solid var(--color-border-light);
                padding: 16px 24px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                padding: 12px 16px;
                font-size: 1.00rem;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-cta .button {
                display: none;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero .hero-sub {
                font-size: 1.05rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-spacing: 48px;
            }
            h1 {
                font-size: 2.0rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .hero {
                padding: calc(var(--header-height) + 40px) 0 48px 0;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero .hero-sub {
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: 16px;
                flex-wrap: wrap;
            }
            .hero-stats .stat-item {
                min-width: 80px;
            }
            .hero-stats .stat-number {
                font-size: 1.5rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .sport-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .nav-cta .button {
                display: none;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
            .faq-question {
                font-size: 0.95rem;
                padding: 14px 18px;
            }
            .faq-answer {
                padding: 0 18px 14px 18px;
                font-size: 0.90rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .site-header .grid-container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero .hero-sub {
                font-size: 0.88rem;
            }
            .hero .button.large {
                padding: 14px 28px;
                font-size: 0.95rem;
            }
            .card-body {
                padding: 16px 14px 14px 14px;
            }
            .feature-card {
                padding: 24px 18px 20px 18px;
            }
        }

        /* ===== Accessibility & Misc ===== */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }
        /* Foundation grid overrides for consistency */
        .grid-container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }
        @media (max-width: 520px) {
            .grid-container {
                padding-left: 16px !important;
                padding-right: 16px !important;
            }
        }